Discusses the use of optical disk technology in online searching and compares three versions of the ERIC database currently available on optical disk in terms of hardware requirements, ease of installation, scope and cost of the system, search procedures, displaying and printing results, and documentation and user support. (CLB)

Describes procedures used at the State University College at Buffalo library to limit CD-ROM searches to journals available in their collection. Modifications to DIALOG OnDisc databases are explained, the limitation of online database searches to local holdings is discussed, and user needs and user satisfaction are considered. (LRW)

Discusses a decline in patron requests for librarian-mediated searches of MEDLINE at Yale University's medical library and describes results of a survey that was conducted to determine possible reasons. The influences of miniMEDLINE (an in-house version), online end-user systems, and CD-ROMs outside the library are examined. (five references) (LRW)